[FFmpeg-cvslog] Merge commit '85990140e7302d1e7fcc9fc0eea316178c19fe03'

[Hendrik Leppkes]

ffmpeg | branch: master | Hendrik Leppkes <h.leppkes at gmail.com> | Sat Jan  2 12:51:26 2016 +0100| [a51c2fcdc15dd37a2d95265a5b74d522b0b0b232] | committer: Hendrik Leppkes

Merge commit '85990140e7302d1e7fcc9fc0eea316178c19fe03'

* commit '85990140e7302d1e7fcc9fc0eea316178c19fe03':
  dca: Add math helpers.

Merged-by: Hendrik Leppkes <h.leppkes at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a51c2fcdc15dd37a2d95265a5b74d522b0b0b232
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